exam
Maths Puzzle
Numerical Ability
If the sales tax rate is 6.5% and the tax on a purchase is $39, what was the amount of the purchase?
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exam Other Question
Graph the inequality: y <= -4
What is the answer to this question:
square root 20 - square root 5 + 4 square root 8
I tried this:
2 square root 5 - square root 5 + 8 square root 2
square root 5 + 8 square root 2
9 square root 10
18 square root 5